A335222 Perimeters of Heronian triangles whose smallest side length is squarefree.

12, 16, 18, 24, 30, 32, 36, 42, 44, 48, 50, 54, 56, 60, 64, 66, 68, 70, 76, 78, 80, 84, 88, 90, 96, 98, 100, 104, 108, 112, 120, 126, 128, 130, 132, 136, 140, 144, 150, 152, 154, 156, 160, 162, 164, 168, 170, 172, 174, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204

Offset

1,1

Links

Giovanni Resta, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Heronian Triangle

Wikipedia, Heronian triangle

Wikipedia, Integer Triangle

Example

a(1) = 12; there is one Heronian triangle with perimeter 12 whose smallest side length is squarefree, [3,4,5].

Crossrefs

Cf. A008683, A330869, A335223, A335224.

Sequence in context: A051518 A043544 A097620 * A356863 A112548 A032620

Adjacent sequences: A335219 A335220 A335221 * A335223 A335224 A335225

Keyword

nonn

Author

Wesley Ivan Hurt, May 27 2020

Status

approved